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Priority to JP6292169ApriorityCriticalpatent/JPS4812732B1/ja
Priority to GB38083/70Aprioritypatent/GB1284800A/en
Priority to NL7011844Aprioritypatent/NL7011844A/xx
Priority to FR7029576Aprioritypatent/FR2056859A5/fr
Priority to DE19702039909prioritypatent/DE2039909A1/de
Publication of JPS4812732B1publicationCriticalpatent/JPS4812732B1/ja